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INTERMEDIATE LEVEL


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WN: 00922327-n Bergbau
WN: 00922327-n Bergbau the act of extracting ores or coal etc from the earth













like: Bergbau
der Bergbau sự khai thác khoáng sản hay hầm mỏ

Bergbau 矿业, 采矿 kuàngyè, cǎikuàng



Bergbaugebiet 矿区